Owners Manual

Figure 49. Removing and installing the 3.5-inch (x12) SAS/SATA backplane
1. release tab (2) 2. SAS cable A2
3. SAS cable A1 4. left ear control panel cable
5. backplane signal cable 6. backplane power cable (2)
7. SAS cable A0/B0 8. USB cable
9. control panel cable 10. right ear control panel flex cable
11. hard-drive backplane 12. hard-drive backplane connector (12)
Next steps
1. Replace the hard-drive backplane. See Installing the hard-drive backplane.
2. Follow the procedure listed in After working inside your system.
Installing the hard-drive backplane
Prerequisites
1. Ensure that you read the Safety instructions.
2. Follow the procedure listed in Before working inside your system.
CAUTION: Many repairs may only be done by a certified service technician. You should only
perform troubleshooting and simple repairs as authorized in your product documentation, or as
directed by the online or telephone service and support team. Damage due to servicing that is
not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that came with the product.
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